Scuba tank backplate



FIG. 1 is a front perspective view of a scuba tank backplate embodyingmy new design with an attached harness system, wherein the attachedharness system is shown in broken lines for illustrative purposes onlyand forms no part of the claimed design;

FIG. 2 is a front elevational thereof;

FIG. 3 is a side view thereof, the opposite side being a mirror imagethereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a top view thereof; and,

FIG. 6 is a bottom view thereof.

The ornamental design for a scuba tank backplate, as shown anddescribed.